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For photoelectronic effect in sodium, the figure shows the plot of cut-off voltage versus frequency of incident radiation. Calculate work function for sodium. |
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Answer» SOLUTION :WORK function, `W = hv_(0)` `= 6.6 xxx 10^(-34) xx 4.5 xx 10^(14) `JOULE `= ( 6.6 xx 10^(-34) xx 4.5 xx 10^(14))/( 1.6 xx 10^(-19)) EV` `= 1.85 eV` |
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